lkml.org 
[lkml]   [2023]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRE: [PATCH 0/5] Remove CRYPTO_ALG_ALLOCATES_MEMORY flag
Date
Reviewed-By: Pankaj Gupta <pankaj.gupta@nxp.com>

> -----Original Message-----
> From: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
> Sent: Tuesday, May 23, 2023 9:04 PM
> To: Horia Geanta <horia.geanta@nxp.com>; Varun Sethi <V.Sethi@nxp.com>;
> Pankaj Gupta <pankaj.gupta@nxp.com>; Gaurav Jain <gaurav.jain@nxp.com>;
> herbert@gondor.apana.org.au; davem@davemloft.net; linux-
> crypto@vger.kernel.org; linux-kernel@vger.kernel.org; Iuliana Prodan
> <iuliana.prodan@nxp.com>
> Cc: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
> Subject: [PATCH 0/5] Remove CRYPTO_ALG_ALLOCATES_MEMORY flag
>
> From: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
>
> This series includes patches to remove CRYPTO_ALG_ALLOCATES_MEMORY
> flag and allocate the required memory within the crypto request object.
>
> CRYPTO_ALG_ALLOCATES_MEMORY flag is limited only to dm-crypt use-cases,
> which seems to be 4 entries maximum.
> Therefore in reqsize we allocate memory for maximum 4 entries for src and 1
> for IV, and the same for dst, both aligned.
> If the driver needs more than the 4 entries maximum, the memory is
> dynamically allocated, at runtime.
>
> Meenakshi Aggarwal (5):
> crypto:caam - avoid allocating memory at crypto request runtime for
> skcipher
> crypto:caam - avoid allocating memory at crypto request runtime for
> aead
> crypto: caam - avoid allocating memory at crypto request runtime for
> hash
> crypto: caam/qi - avoid allocating memory at crypto request runtime
> crypto: caam/qi2 - avoid allocating memory at crypto request runtime
>
> drivers/crypto/caam/caamalg.c | 138 +++++++---
> drivers/crypto/caam/caamalg_qi.c | 131 +++++++---
> drivers/crypto/caam/caamalg_qi2.c | 421 ++++++++++++++++++++----------
> drivers/crypto/caam/caamalg_qi2.h | 6 +
> drivers/crypto/caam/caamhash.c | 77 ++++--
> 5 files changed, 542 insertions(+), 231 deletions(-)
>
> --
> 2.25.1

\
 
 \ /
  Last update: 2023-06-08 13:47    [W:2.008 / U:0.420 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site